<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">

<head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>第七课 jquery样式尺寸操作</title>
    <style>
        #div1{
            background-color:orange; 
            font-size: 30px;
        }
    </style>
    <script src="./jquery.min.js"></script>
</head>

<body>
    <div id="div1">星星课堂</div>
    <script>
        var $div1 = $('#div1');
        $div1.css({color:'blue',fontSize:'200px'});
        // $div1.css('font-size','100px');
        // console.log($div1.css('background-color'));//rgb(255, 165, 0)
        // console.log($div1.css('font-size'));//30px
    </script>
</body>

</html>